The Kresge Foundation, based in suburban Detroit, has played a key role in the merger.
The Kresge Foundation awarded a $35 million grant to the city for the project in March 2009.
The Kresge Foundation awarded the Center three different grants to support its capital campaigns.
He was appointed to the board of The Kresge Foundation in 2008.
The Kresge Foundation of Michigan, of the 5-and-10-cent stores, has pledged $200,000 if $150,000 more is raised.
Over 550 individual contributions were given, climaxed by a $20,000 grant from the Kresge Foundation.
By successfully completing the capital drive, the fund has earned a $500,000 challenge grant from the Kresge Foundation.
When The Kresge Foundation was founded in 1924, he thought his gains would be able to better mankind.
The cash portion of the campaign was capped with a $100,000 challenge grant from the Kresge Foundation.
The grant, the largest ever awarded to the garden, was made by the Kresge Foundation of Troy, Mich.